A. H. CLARK : THE CRINOIDS OF THK INDIAN OCEAN. 1«9 



Thalassomeirina> 1909. A. H. Clark, Proc. Biol. Soc. Washington, vol. 22, 

 pp. 2, 13. 



Genus PTILOMETRA. 



Kalliapongia (part) 1877. Wright, Proc. Roy. Irish Acad. (2), vol. 2, p. 754 



(Kallispongia acrheri, sp. nov.). 

 Ptilometra 1907. A. H. Clark, Smiths. Miscell. Coll. (Quarterly Issue), vol. 50, 



part .3, p. 358 (Comatula macronema J. MiiUcr, 1846). 



PTILOMETRA MtJLLERI. 



Kallispongia arckeri, var. 1S77. Wright, Proc. Roy. Irish Acad. (2), vol. 2, 



p. 754, pi. xl, fig. 3. 

 Antedon macronema 1888. P. H. Carpenter, "Challenger" Reports, vol. 26, 



•Zoology, p. 212 (excepting specimens from King George's Sound, and figs. 



4 and 5 on pi. xxxviii), and following authors. 

 Ptilometra miilleri 1909. A. H. Clark, Proc. Biol. Soc. Washington, vol. 22, 



p. 41. 

 Himerometra pcedophora 19U9. H. L. Clark, Australian Museum Memoir iv, p. 



524, pi. xlvii, figs. 4-10 (young). 



Habitat. — South-eastern Australia. 

 Depth.— 6-48 fathoms. 



PTILOMETRA MACRONEMA. 



Cmnatula macronema 1846. J. Muller, Monatsber; d. k. preu.ss. Akad. d. Wiss. 



1846, p. 179. 

 Antedon wilsoni 1888. Bell, Ann. and Mag. Nat. Hist. ((i). vol. 2, No. II, 



p. 403 (young). 

 Antedon macronema 1888. P. H. Carpenter, "Challenger" Reports, vol. 26, 



Zoology, p. 212 (specimens from King George's Sound), pi. xxxviii, figs. 4, 5. 

 Ptilometra macronema 1907. A. H. Clark, Smiths. Miscell. Coll. (Quarterly Issue), 



vol. 50, part 3, p. 359. 

 Ptilometra dorcadis: 1909. A. H. Clark, Proc. Biol. Soc. Wasliington, vol. 22, 



p. 39. 



Habitat. — Western and Southern Australia from Dirk Hartog island to 

 Port Phillip and Kangaroo Island. 



Depth. — 7-28 fathoms. 



Genua PTEROMETRA. 



Pteromelni 1909. A. H. Clark, Proc. Biol. Soc. Washington, vol. 22, p. 177 

 (Ptilometra trichopoda A. H. Clark, 1908). 



